patch 8.2.4133: output of ":scriptnames" goes into the message history

Problem:    output of ":scriptnames" goes into the message history, while this
            des not happen for other commands, such as ":ls".
Solution:   Use msg_outtrans() instead of smsg(). (closes #9551)
diff --git a/src/version.c b/src/version.c
index 8b9958a..1e9ab2d 100644
--- a/src/version.c
+++ b/src/version.c
@@ -751,6 +751,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    4133,
+/**/
     4132,
 /**/
     4131,